step(ci,(ci,s),tm(s,[pri(naught,[]),pri(naught,[])],pri(lst,[pri(pc,[ctxm(alpha_2_ci_,dot,s,i_s,c_s),pri(enc,[ctxm(alpha_2_ci_,u,bsn,i_bsn,i_bsn),ctxm(alpha_2_ci_,dot,s_umc, (i,s_umc), (c,s_umc))]),ctxm(alpha_2_ci_,ci,dom, (dom,ci), (dom,ci))]),ctxm(alpha_2_ci_,ci,dom, (dom,ci), (dom,ci)),ctxm(alpha_2_ci_,umc,ip, (ip,umc2), (ip,umc2)),ctxm(alpha_2_ci_,umc,dom, (dom,umc2), (dom,umc2)),ctxm(alpha_2_ci_,u,d_4, (i,d_4), (c,d_4)),ctxm(alpha_2_ci_,u,d_5, (i,d_5), (c,d_5)),ctxm(alpha_2_ci_,u,d_6, (i,d_6), (c,d_6))]))).
